8.1. Normative References

8.1. Normative References

[RFC2104] Krawczyk, H., Bellare, M., and R. Canetti, "HMAC: Keyed-Hashing for Message Authentication", RFC 2104, February 1997.

[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate Requirement Levels", BCP 14, RFC 2119, March 1997.

[RFC4086] Eastlake 3rd, D., Schiller, J., and S. Crocker, "Randomness Recommendations for Security", BCP 106, RFC 4086, June 2005.

[RFC4226] M'Raihi, D., Bellare, M., Hoornaert, F., Naccache, D., and O. Ranen, "HOTP: An HMAC-Based One-Time Password Algorithm", RFC 4226, December 2005.

[SHA2] NIST, "FIPS PUB 180-3: Secure Hash Standard (SHS)", October 2008, http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf.